684968207

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 897692544

約数和(自身を除く): 212724337

約数列:

[1, 7, 11, 49, 61, 77, 83, 251, 427, 539, 581, 671, 913, 1757, 2761, 2989, 4067, 4697, 5063, 6391, 12299, 15311, 19327, 20833, 32879, 35441, 44737, 55693, 107177, 135289, 145831, 168421, 229163, 248087, 389851, 750239, 1020817, 1178947, 1270813, 1604141, 2728957, 8252629, 8895691, 11228987, 13978943, 62269837, 97852601, 684968207]

約数ペア:

[(1, 684968207), (7, 97852601), (11, 62269837), (49, 13978943), (61, 11228987), (77, 8895691), (83, 8252629), (251, 2728957), (427, 1604141), (539, 1270813), (581, 1178947), (671, 1020817), (913, 750239), (1757, 389851), (2761, 248087), (2989, 229163), (4067, 168421), (4697, 145831), (5063, 135289), (6391, 107177), (12299, 55693), (15311, 44737), (19327, 35441), (20833, 32879)]